vtkConvertSelection.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkConvertSelection.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
/*----------------------------------------------------------------------------
 Copyright (c) Sandia Corporation
 See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
----------------------------------------------------------------------------*/
#ifndef vtkConvertSelection_h
#define vtkConvertSelection_h

#include "vtkFiltersExtractionModule.h" // For export macro
#include "vtkSelectionAlgorithm.h"

class vtkCompositeDataSet;
class vtkGraph;
class vtkIdTypeArray;
class vtkSelection;
class vtkSelectionNode;
class vtkStringArray;
class vtkTable;
class vtkExtractSelection;

class VTKFILTERSEXTRACTION_EXPORT vtkConvertSelection : public vtkSelectionAlgorithm
{
public:
  static vtkConvertSelection *New();
  vtkTypeMacro(vtkConvertSelection, vtkSelectionAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void SetDataObjectConnection(vtkAlgorithmOutput* in);


  vtkSetMacro(InputFieldType, int);
  vtkGetMacro(InputFieldType, int);


  vtkSetMacro(OutputType, int);
  vtkGetMacro(OutputType, int);


  virtual void SetArrayName(const char*);
  virtual const char* GetArrayName();


  virtual void SetArrayNames(vtkStringArray*);
  vtkGetObjectMacro(ArrayNames, vtkStringArray);


  void AddArrayName(const char*);
  void ClearArrayNames();


  vtkSetMacro(MatchAnyValues, bool);
  vtkGetMacro(MatchAnyValues, bool);
  vtkBooleanMacro(MatchAnyValues, bool);


  vtkSetMacro(AllowMissingArray, bool);
  vtkGetMacro(AllowMissingArray, bool);
  vtkBooleanMacro(AllowMissingArray, bool);


  virtual void SetSelectionExtractor(vtkExtractSelection*);
  vtkGetObjectMacro(SelectionExtractor,vtkExtractSelection);


  static vtkSelection* ToIndexSelection(
    vtkSelection* input,
    vtkDataObject* data);
  static vtkSelection* ToGlobalIdSelection(
    vtkSelection* input,
    vtkDataObject* data);
  static vtkSelection* ToPedigreeIdSelection(
    vtkSelection* input,
    vtkDataObject* data);
  static vtkSelection* ToValueSelection(
    vtkSelection* input,
    vtkDataObject* data,
    const char* arrayName);
  static vtkSelection* ToValueSelection(
    vtkSelection* input,
    vtkDataObject* data,
    vtkStringArray* arrayNames);

  static void GetSelectedItems(
    vtkSelection* input,
    vtkDataObject* data,
    int fieldType,
    vtkIdTypeArray* indices);


  static void GetSelectedVertices(
    vtkSelection* input,
    vtkGraph* data,
    vtkIdTypeArray* indices);
  static void GetSelectedEdges(
    vtkSelection* input,
    vtkGraph* data,
    vtkIdTypeArray* indices);
  static void GetSelectedPoints(
    vtkSelection* input,
    vtkDataSet* data,
    vtkIdTypeArray* indices);
  static void GetSelectedCells(
    vtkSelection* input,
    vtkDataSet* data,
    vtkIdTypeArray* indices);
  static void GetSelectedRows(
    vtkSelection* input,
    vtkTable* data,
    vtkIdTypeArray* indices);

  static vtkSelection* ToSelectionType(
    vtkSelection* input,
    vtkDataObject* data,
    int type,
    vtkStringArray* arrayNames = nullptr,
    int inputFieldType = -1,
    bool allowMissingArray = false);

protected:
  vtkConvertSelection();
  ~vtkConvertSelection() override;

  int RequestData(
    vtkInformation *,
    vtkInformationVector **,
    vtkInformationVector *) override;

  int Convert(
    vtkSelection* input,
    vtkDataObject* data,
    vtkSelection* output);

  int ConvertCompositeDataSet(
    vtkSelection* input,
    vtkCompositeDataSet* data,
    vtkSelection* output);

  int ConvertToIndexSelection(
    vtkSelectionNode* input,
    vtkDataSet* data,
    vtkSelectionNode* output);

  int SelectTableFromTable(
    vtkTable* selTable,
    vtkTable* dataTable,
    vtkIdTypeArray* indices);

  int ConvertToBlockSelection(
    vtkSelection* input, vtkCompositeDataSet* data, vtkSelection* output);

  int FillInputPortInformation(
    int port, vtkInformation* info) override;

  int OutputType;
  int InputFieldType;
  vtkStringArray* ArrayNames;
  bool MatchAnyValues;
  bool AllowMissingArray;
  vtkExtractSelection* SelectionExtractor;

private:
  vtkConvertSelection(const vtkConvertSelection&) = delete;
  void operator=(const vtkConvertSelection&) = delete;
};

#endif